Nkọwapụta | 99.999% | 99.9999% |
Oxygen | ≤ 3.0 ppmv | ≤200 pbv |
Carbon dioxide | ≤ 1.0 ppmv | ≤ 100 pbv |
Carbon Monoxide | ≤ 1.0 ppmv | ≤200 pbv |
Methane | ≤ 1.0 ppmv | ≤ 100 pbv |
Mmiri | ≤ 3.0 ppmv | ≤500 pbv |
Nitrogen (N2) bụ akụkụ bụ isi nke ikuku ụwa, na-aza 78.08% nke mkpokọta. Ọ bụ enweghị agba, enweghị isi, enweghị ụtọ, anaghị egbu egbu na ọ fọrọ nke nta ka ọ bụrụ gas inert kpamkpam. Nitrogen anaghị enwu ọkụ, a na-ewere ya dị ka gas na-egbu egbu (ya bụ, iku ume nitrogen dị ọcha ga-eme ka ahụ mmadụ ghara inwe oxygen). Nitrogen anaghị arụ ọrụ kemịkalụ. Ọ nwere ike meghachi omume na hydrogen iji mepụta amonia n'okpuru okpomọkụ dị elu, nrụgide dị elu na ọnọdụ ndị na-akpali akpali; ọ nwere ike jikọta ya na oxygen ka ọ bụrụ nitric oxide n'okpuru ọnọdụ mwepu. A na-akpọkarị nitrogen dị ka gas inert. A na-eji ya na ụfọdụ ikuku inert maka ọgwụgwọ ígwè na n'ime bọlbụ iji gbochie ịgba ọkụ, ma ọ bụghị kemịkalụ inert. Ọ bụ ihe dị mkpa na ndụ osisi na anụmanụ, ma bụrụ akụkụ nke ọtụtụ ogige bara uru. Nitrogen na-ejikọta ya na ọtụtụ ọla iji mepụta nitrides siri ike, nke enwere ike iji dị ka ọla na-eguzogide ọgwụ. Obere obere nitrogen na nchara ga-egbochi uto ọka na oke okpomọkụ ma ga-abawanye ike nke ụfọdụ nchara. A pụkwara iji ya mepụta ihe ndị siri ike na ígwè. Enwere ike iji nitrogen mee amonia, nitric acid, nitrate, cyanide, wdg; n'ichepụta ihe mgbawa; na-ejuputa temometa dị elu, ọkụ ọkụ; na-akpụ ihe inert iji chekwaa ihe, ejiri igbe ihicha ma ọ bụ akpa uwe aka. Liquid nitrogen n'oge nri kefriza; eji dị ka coolant na laabu. Ekwesịrị ịchekwa nitrogen n'ụzọ ziri ezi n'ebe ikuku na-ekpo ọkụ nke ọma, nchekwa na enweghị ihu igwe, ebe nchekwa nchekwa ekwesịghị ịdị elu karịa 52 Celsius. E kwesịghị inwe ihe ndị na-ere ọkụ n'ebe a na-echekwa ihe ma na-ezere ebe ntinye na ọpụpụ ugboro ugboro na ọpụpụ mberede, ọ dịghịkwa nnu ma ọ bụ ihe ndị ọzọ na-emerụ emerụ dị. Maka cylinder gas na-ejighị ya, okpu valvụ na valvụ mmepụta kwesịrị ka edochi ya nke ọma, a ga-echekwa cylinders ndị na-adịghị efu iche na cylinders zuru ezu. Zere oke nchekwa na ogologo oge nchekwa, ma debe ndekọ nchekwa dị mma.
①N'ime ngwa nyocha dị iche iche:
Carrier gas maka chromatography gas, nkwado gas maka Electron Capture Detectors, Liquid Chromatography Mass Spectrometry, na-ekpochapụ gas maka Plasma Di na Nwunye Inductive.
② ihe:
1. Iji jupụta ọkụ ọkụ.
2. Na antibacterial ikuku na ngwakọta ngwá ọrụ maka ndu ngwa.
3. Dị ka akụkụ na ngwugwu ikuku na-achịkwa na ngwa nkwakọ ngwaahịa gbanwetụrụ, 4. Ngwakọta gas calibration maka usoro nlekota gburugburu ebe obibi, ngwakọta gas laser.
5. Iji mee ka ọtụtụ mmeghachi omume kemịkal kpoo ngwaahịa ma ọ bụ ihe dị iche iche.
③ Mmiri mmiri nitrogen:
Dị ka akpụrụ akpụ, isi ihe eji eji nitrogen mmiri eme ihe bụ ihe na-ekpo ọkụ.
Ngwaahịa | |||
Nha ngwugwu | 40 lita cylinder | 50 lita cylinder | ISO TANK |
Na-ejuputa Ọdịnaya/Cyl | 6CBM | 10CBM | / |
Ebuuru QTY n'ime akpa 20' | 400 Cyl | 350 Cyl | |
Mkpokọta olu | 2400CBM | 3500CBM | |
Cylinder Tare Ibu | 50kgs | 60kgs | |
Valve | QF-2/CGA580 |
① Ihe karịrị afọ iri na ahịa;
② onye nrụpụta akwụkwọ ISO;
③Nfefe ngwa ngwa;
④ Isi iyi akụrụngwa siri ike;
⑤ Usoro nyocha nke ntanetị maka njikwa mma na usoro ọ bụla;
⑥ High chọrọ na usoro nlezianya maka ijikwa cylinder tupu ejuputa;